N a whitish mineral consisting of sodium potassium aluminium silicate in hexagonal crystalline form: used in the manufacture of glass and ceramics. Formula: (Na,K)(AlSi)2O4 霞石; 含有在六角晶质结构中的钠钾铝硅酸盐的白色矿石
Addition of partial nephelite during bauxite sintering could not only make up consumption of soda, but also attain purpose for treating nephelite.
在铝土矿烧结过程中添加部分霞石矿，以补充碱的消耗，同时达到处理霞石的目的。
The stones were considered to be the corrosion products of refractory materials due to the fact that they exhibit mullite or nephelite characteristics under the microscope and are rich in alumina.
结果表明，结石中富含铝，显微镜下可见莫来石与霞石等晶体特征，说明该玻璃中的透明结石来源于耐火材料侵蚀。
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